.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.hero {
    text-align: center;
    padding: 4rem 0;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
    border-radius: 1rem;
    margin-bottom: 2rem;
    animation: fadeIn 1s ease-out;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.hero h1,
.hero h2 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.version-tag {
    display: inline-block;
    background-color: rgba(0, 0, 0, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-weight: bold;
    animation: popIn 0.5s ease-out;
}

/* 覆盖层和内容样式 */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    z-index: 1000;
    transition: transform 1s ease-in-out;
}

.text {
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 1s ease-in-out, transform 1s ease-in-out;
}

.content {
    display: none;
}

/* 顶栏样式 */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.site-title {
    font-size: 24px;
    font-weight: bold;
    color: var(--text-color);
    transition: color 0.3s ease;
}

.site-title:hover {
    color: #a8a8a8;
}

/* 导航菜单样式 */
.nav-menu ul {
    list-style: none;
    display: flex;
}

.nav-menu li {
    width: 100px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 15px;
    position: relative;
    transition: color 0.3s ease;
}

.nav-menu a::after {
    content: '';
    display: block;
    width: 0;
    height: 5px;
    background: var(--accent-color);
    transition: width 0.3s ease;
    position: absolute;
    bottom: -5px;
    left: 0;
}

.nav-menu a:hover {
    color: var(--accent-color);
}

.nav-menu a:hover::after {
    width: 100%;
}

/* 卡片样式 */
.card {
    background-color: var(--card-bg);
    border-radius: 1rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.card:hover {
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.card h2 {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.card svg {
    width: 1.75rem;
    height: 1.75rem;
}

/* 页脚样式 */
.footer {
    background-color: rgba(248, 249, 250, 0.8);
    color: #333;
    display: flex;
    justify-content: space-around;
    padding: 20px;
    font-size: 14px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.footer-section {
    flex: 1;
    text-align: center;
}

.footer-section h3 {
    color: var(--accent-color);
    margin-bottom: 10px;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li a {
    color: #333;
    text-decoration: none;
    margin: 5px 0;
    display: block;
}

.footer-section li a:hover {
    text-decoration: underline;
}